HARVARD BUSINESS REVIEW. (1976). PRODUCT POLICY FOR COMSUMER GOODS COMPANIES. HARVARD BUSINESS REVIEW.
Chicago Style aipamenaHARVARD BUSINESS REVIEW. PRODUCT POLICY FOR COMSUMER GOODS COMPANIES. BOSTON: HARVARD BUSINESS REVIEW, 1976.
MLA aipamenaHARVARD BUSINESS REVIEW. PRODUCT POLICY FOR COMSUMER GOODS COMPANIES. HARVARD BUSINESS REVIEW, 1976.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.